Page 1 BARCO nv Communication Systems Th. Sevenslaan 106 B-8500 Kortrijk (Belgium) Tel.: +32.56.233.211 Fax: +32.56.233.461 E-mail: support.bcs@barco.com Website: http://www.barco.com TV MODULATOR PULSAR BG USER’S MANUAL Serial Number: Edition: November 10th 1998 Part Number: V598736/07...
Page 3: Table Of Contents
Contents ULSAR CONTENTS GENERAL DESCRIPTION........................ 1-1 SPECIFICATIONS..........................2-1 INTERNAL LAYOUT ..........................3-1 INSTALLATION..........................4-1 ..........................4-1 RACK MOUNTING ........................4-1 POWER CONNECTION 4.2.1 Power Supply 230 VAC......................4-2 4.2.2 Power Supply -48 VDC......................4-2 & ......................4-3 INPUT OUTPUT CONNECTORS 4.3.1 RS-485 Remote Control ......................
Page 4 Contents ULSAR ............................6-4 AYOUT 6.2.1 Installation Of A VHF Or An Agile Filter Module ..............6-4 Installation Of An UHF Filter Module....................6-5 ............................6-6 ETTINGS OPTIONS............................. 7-1 Page 1-2...
Page 5: General Description
Tuneable or fixed output frequency for better combined C/N performance Video AGC Auto RF level alignment in combination with BARCO’s HE supervisor, the FSM860 and ROSA. Monitoring of modulation depth , audio deviation and overmodulation. Intelligent white clipper to prevent overmodulation.
Page 7: Specifications
Specifications ULSAR 2 SPECIFICATIONS All specifications are measured with the RF output terminated with a passive load of 75 Ohm. 2.1 General Specifications Ambient temperature range Within specs 10 to 40 °C ( 50 to 104 °F ) Operation 0 to 45 °C ( 32 to 113 °F ) Storage -20 to 80 °C...
Page 8 Specifications ULSAR 2.3 RF output Connector Output impedance 75 Ohm Return loss 15 dB between Fv - 1 MHz and Fv + 5.5 MHz; ref. = Fv Frequency 1 channel between 45 MHz and 600 MHz or 1 channel between 600 MHz and 890 MHz or an agile module (option) for the ranges 5 MHz to 45 MHz 45 MHz to 600 MHz...
Page 9 Specifications ULSAR IRT two carrier stereo IF sound carriers 33.4 MHz and 33.158 MHz Preemphasis 50 µs Frequency response 30 Hz - 15 kHz; tolerance : ± 0.5 dB; ref. = 100 Hz Distortion 30 Hz - 15 kHz at ± 30 kHz deviation: < 0.5% S/N ratio 62 dB (Quasi Peak Detector) at ±...
Page 11: Internal Layout
Internal Layout ULSAR 3 INTERNAL LAYOUT MAIN CONTROL & STATUS VIDEO SUBC AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN UP CONVERTER MAIN BOARD POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator INPUT SETTINGS RF TEST MODULATION SYSTEM ENTER...
Page 13: Installation
Installation ULSAR 4 INSTALLATION 4.1 RACK MOUNTING When mounting the P units, use 19 inch racks, preferably those with a depth of at least 70 cm. ULSAR The units should be mounted adequately, so as to secure optimal operation and reliability of your unit. Use sliders compatible with the 19 inch racks used to support the P properly.
Page 14: Power Supply 230 Vac
Installation ULSAR 4.2.1 Power Supply 230 VAC The fuse is a 0.5 AT (slow blow) fuse, ordernumber C314115. Use 250 V type fuses only. 4.2.2 Power Supply -48 VDC The P can be equipped with a -48 VDC power supply, typically demanded in telecom environ- ULSAR ments.
Page 15: Input & Output Connectors
Installation ULSAR 4.3 INPUT & OUTPUT CONNECTORS MAIN VIDEO Baseband video signal input for the main program. MAIN BNC type connector VIDEO (Loop through in option) VIS IF (Optional) Vision IF loop input & output. This IF loop can be used in combination with IF loop scramblers.
Page 16 Installation ULSAR IF CW OUT (Optional) IF CW When the P is equipped with the reference carrier output ULSAR option or vision reference carrier output the signal will be available on this connector BNC type connector AUX IF IN (Optional) When the option composite IF auxiliary input is installed this is the input connector for the IF signal.
Page 17: Remote Control
Installation ULSAR 4.3.1 RS-485 Remote Control The RS-485 Remote Control connector is a 9-pins SubD male connector. All important modulator parameters such as RF level, modulation depth, audio deviation and all possible functional selections can be remotely controlled from a PC with B ’...
Page 18 Installation ULSAR 4.3.2.2 Status & Control The lower row of the screw terminal is used as a status & control connector. Via these hard contacts (TTL level) it is possible to control certain parameters of the modulator. Function MAIN / AUX output B input MAIN sound coder control * A input MAIN sound coder control * B input AUX sound coder control *...
Page 19: Installing The Pulsar
Installation ULSAR 4.4 INSTALLING THE PULSAR 4.4.1 Rear Panel Of The P ULSAR COMPOSITE IF LOOP AUDIO INPUTS RF OUTPUT VIDEO IN POWER CORD FUSE COMP AUDIO INPUTS MAIN VIDEO AUDIO IF CW SUBC VIDEO STATUS & CONTROL MAIN RS 485 4.4.2 Use Of The Pulsar In The Analog HE Analog part HE Signal Processors...
Page 20: Audio Connections
Installation ULSAR 4.4.3 Audio Connections The impedance and the balance of the input can be changed by means of jumpers on the mainboard. The factory setting is: balanced audio inputs with 600 Ohm impedance. The factory settings correspond to the “ ”...
Page 21: Remote Control
Installation ULSAR 4.5 REMOTE CONTROL 4.5.1 General The RS-485 Remote Control connector is a 9-pins SubD male connector. All important modulator parameters such as RF level, modulation depth, audio deviation and all possible functional selections can be remotely controlled from a PC with B ’...
Page 22: Communication Example And Installation For Rosa
Installation ULSAR 4.5.2 Communication Example And Installation For ROSA A communication example is shown in the figure below. The communication between the headend and the dispatching center in this example is established via a modem. The telephone network (PSTN) is used to communicate with the PC’s. The C (Communication Organizer) in the headend is used to connect all the P modula-...
Page 23: Operation
Operation ULSAR 5 OPERATION 5.1 FRONT PANEL DESCRIPTION Front Panel Display The settings of the active menu are displayed on the front panel display. PULSAR MOD : 90% 030/30 kHz Menu Push Buttons The menu push buttons are used to select and change settings. ENTER USER Arrows:...
Page 24 Operation PULSAR Auto: Only with the option Aud/Vid Aux input and Main scrambled/Aux unscrambled there is the possibility to switch automatically to the auxiliary input when Main video is lost. Modulation Selection Buttons The modulation selection buttons are used to change the modulation parameters. MODULATION VIDEO AUDIO...
Page 25: Using The Menu Keys
Operation ULSAR 5.2 USING THE MENU KEYS When starting up the unit or when the unit is in operation, the menus are locked: the LOCK button is lit up green and the display back-light is switched off. Default screen ENTER USER PULSAR MOD : 90%...
Page 26: System Configurations
Operation PULSAR 5.3 SYSTEM CONFIGURATIONS 5.3.1 Menu Overview SYSTEM STATUS LOCK CONFIG VIEW ALARMS: RECALL USER: VIDEO LOSS EXECUTE RF OUTPUT OFF CONV PLL UNLOCK IF PLL UNLOCK SAVE AS USER: VIDEO LOSS EXECUTE WHITE LIMITING AUX INPUT SELECTED FORCED AUX INP SELECTED RECALL FACTORY: FORCED PRESET SELECTED EXECUTE...
Page 27: Setting Up Communication
Operation ULSAR 5.3.2 Setting Up Communication Make following settings in the config menu to enable the P to send and receive data to and from ULSAR the C OPERNICUS LEMENT ANAGER COMMPORT MESSAGES: Enabled COMMPORT ADDRES: Range: 01h to 7Eh Each P must have an unique commport address.
Page 28 Operation PULSAR 5.3.3.6 View Hardware Configuration This submenu displays the hardware configuration of the unit. The table below gives an overview of all possible messages. ULSAR ARDWARE ONFIGURATION In case of a two carrier stereo system SECOND SOUND CARRIER MRS/YES TV standard of the Pulsar STANDARD BG Video modulation depth...
Page 29: Alarms And Errors
Operation ULSAR 5.3.4 Alarms And Errors If the key is blinking red, there are alarms or errors that are not acknowledged yet. If you press STATUS key, the menu appears. If an alarm condition is over, that alarm is removed STATUS VIEW ALARMS from the list.
Page 30: Settings
Operation PULSAR 5.4 SETTINGS SETTINGS FREQ LEVEL MODE Adjustable between 50 and 60 dBmV. RF OUTPUT LEVEL: CLAMP: VAGC: MOD-METER: FREQUENCY: 60 dBmV B-PORCH SYNC SYNC 600.000 MHz SYNC agile Pulsar S/V RATIO: WHITE LIMITER: NAME: -10 dB PULSAR Adjustable between -8 and -20 dB.
Page 31: Rf Output Level
Operation ULSAR 5.4.2 RF Output Level The RF output level can be set between 50 and 60 dBmV in steps of 0.5 dB. The factory setting is 60 dBmV. 5.4.3 S/V Ratio The S/V ratio can be changed between –8 and –20 dB. The factory setting is – 13 dB. In case of two sound carriers: the S1/V and S2/V ratio are displayed.
Page 32: White Limiter
Operation PULSAR CLAMPING The video clamper is used to hold the blanking level constant, regardless of the changes in the average picture level. Two different methods of clamping are selectable: back porch or sync tip clamping. Back porch clamping is used in most cases and is based upon the sample & hold principle. It is especially used when hum rejection is wanted.
Page 33: Modulation
Operation ULSAR 5.5 MODULATION MODULATION Indicates the measured modulation depth. VIDEO AUDIO Indicates the modulation Indicates the measured depth reference value. frequency deviation. MOD: VAGC=OFF AUDIO DEV: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 90% _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 030kHz Indicates the frequency MOD:...
Page 34: Input
Operation PULSAR 5.6 INPUT The basic version of the P only has a main video input. When unlocking the P , the ULSAR ULSAR MAIN button lights up and the default screen is displayed. When pushing the button you will get AUTO the following messages: ! OPTION NOT !
Page 35: Installation Filter Module
Installation Filter Module ULSAR 6 INSTALLATION FILTER MODULE INSTALLATION OF A CHANNEL FILTER OR AN AGILE FILTER INTO THE PULSAR 6.1 INSTALLATION See the layout diagram for the correct locations of the boards, connectors and screws 6.1.1 Opening The P ULSAR Unplug the power cord to switch off the P ULSAR...
Page 36 Installation Filter Module PULSAR Page 6-2...
Page 37: Closing The Pulsar
Installation Filter Module ULSAR 6.1.5 Closing The P ULSAR Put the bottom cover back onto the chassis. Tighten the nine screws (Torx 10) while pressing the bottom cover down. Turn the P upright. ULSAR Put the top cover onto the chassis. Tighten the nine screws (Torx 10) while pressing the top cover down.
Page 38: Layout
Installation Filter Module PULSAR 6.2 LAYOUT 6.2.1 Installation Of A VHF Or An Agile Filter Module MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN UP CONVERTER MAIN BOARD POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER Connector...
Page 39: Installation Of An Uhf Filter Module
Installation Filter Module ULSAR 6.2.2 Installation Of An UHF Filter Module MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO FUSE COMP CIF IN UP CONVERTER MAIN BOARD POWER SUPPLY CHANNEL FILTER RF OUT RF AMPLIFIER Connector ÈÇ$Éb PULSAR TV Modulator...
Page 40: Settings
Installation Filter Module PULSAR 6.3 SETTINGS As soon as the P has been powered up, the new frequency programmed in the eprom of the filter ULSAR module will be read. In the menu , the new frequency and name will be displayed for a channelized FREQ .
Page 41: Options
Options ULSAR 7 OPTIONS 1. AUDIO/VIDEO AUX INPUT (P001) 2. IRT STEREO CODER (P010) 3. MAIN SCRAMBLED/AUX UNSCRAMBLED SUBSTITUTION (P002) 4. NICAM INTERCARRIER INPUT(P005) 5. COMBINED SOUND & VISION IF AUXILIARY INPUT (CIF) (P009) 6. VIDEO LOOP THROUGH (P003) 7. IF VISION/IF SOUND LOOPS (P011) 8.
Page 43 Audio / Video Auxiliary Input ULSAR OPTION AUDIO/VIDEO AUX INPUT ORDER NUMBER: C9825506 1 DESCRIPTION The Audio / Video Auxiliary Input for automatic fall-back switching enables the switching between main and auxiliary baseband input signals. With the front panel on “AUTO” the circuit will check the presence of sync pulses in the main video signal.
Page 44 Audio/Video Auxiliary Input ULSAR 3.2 Installing The Audio/Video Aux Input Board: Bridges to be set on the Mainboard: Bridge Function Position* BR15 Enables / Disables the Audio/Video Auxiliary Input board non-default Only when a Stereo Coder board is installed BR16 non-default Enables / Disables the Audio/Video Auxiliary Input board BR27...
Page 45 Audio / Video Auxiliary Input ULSAR 4 LAYOUT 4.1 Input Selections BR5: 75 Ohm default = 75 Ohm non-default = loop through Split pen position Audio / Video Auxiliary Input AUDIO INPUT SETTINGS ON THE AUDIO/VIDEO AUX INPUT BOARD Balanced Unbalanced Audio Right...
Page 46 Audio/Video Auxiliary Input ULSAR 4.2 Internal Layout MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN BR15 UP CONVERTER POWER SUPPLY BR16 MAIN BOARD RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator INPUT SETTINGS MODULATION...
Page 47 Audio / Video Auxiliary Input ULSAR Page 5...
Page 48 Audio/Video Auxiliary Input ULSAR 5 SETTINGS Connect video and audio signals to the inputs. The aux video input is standard loop MAIN through. If necessary use the 75 Ohm termination delivered with the accessory set. Select the input. MAIN Select MODE Scroll into the settings with the...
Page 49 Audio / Video Auxiliary Input ULSAR Select CONFIG Scroll in the menu with the arrow for the MAIN TO AUX DELAY. CONFIG LEFT RIGHT Change the value to the desired main to auxiliary input delay by the arrow. DOWN The selectable delay time is 1 to 120 seconds. Confirm by pressing ENTER SYSTEM...
Page 51 Stereo Coder (IRT) ULSAR OPTION: STEREO CODER (IRT) ORDER NUMBER: C9825509 1 DESCRIPTION A Mono P can be converted into analogue two carrier stereo modulator only by plugging in the ULSAR IRT Stereo Coder board on the mainboard. The second sound carrier will be automatically activated and the appropriate menus will be added or changed.
Page 52 Stereo Coder (IRT) ULSAR 2.3 Closing The P ULSAR Put the bottom cover back onto the chassis. Tighten the nine screws (Torx 10) while pressing the bottom cover down. Turn the P upright. ULSAR Put the top cover onto the chassis. Tighten the nine screws (Torx 10) while pressing the top cover down.
Page 53 Stereo Coder (IRT) ULSAR 3 ALIGNMENT Select FACTORY RECALL in the menu, press the arrow and CONFIG DOWN ENTER P15 (on the mainboard) has been aligned for Mono, thus needs to be realigned. For the alignment: - Connect any kind of video (1 Vpp) to the input. - In the menu , scroll to the item STEREO CODER and select DUAL SOUND.
Page 54 Stereo Coder (IRT) ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN UP CONVERTER POWER SUPPLY BR13 BR14 MAIN BOARD RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator INPUT MODULATION SETTINGS...
Page 55 Stereo Coder (IRT) ULSAR 5 SETTINGS Automatically some menus will be adapted: In the menu , there are now two bars indicating the deviation for each sound carrier. Refer AUDIO to the chapter 3: Alignment for more details. In the menu , scroll to S/V RATIO where you can see the following display: LEVEL In the menu...
Page 57 Main Scr/Aux Unscr ULSAR OPTION: MAIN SCRAMBLED/AUX UNSCRAMBLED SUBSTITUTION ORDER NUMBER: C9825565 1 DESCRIPTION equipped with this option is able to work with specified (see warning) scrambled video on ULSAR the main (scrambled) input. An unscrambled signal will be placed on the aux input. If the detector does not find any signal at the main input, the P will switch automatically -after a short select- ULSAR...
Page 58 Main Scr/Aux Unscr ULSAR CONNECTION DIAGRAM SCRAMBLER - PULSAR (1/2) Mainboard Unscrambled Video VIDEO Sync Separator BR23 Scrambled Video MAIN INPUT DC Coupled INPUT Video processing BR21 board Scrambler Audio Selector Unscrambled Video Figure 1 : Connection Diagram Scrambler - Pulsar Mainboard Unscrambled Video VIDEO...
Page 59 Main Scr/Aux Unscr ULSAR CONNECTION DIAGRAM SCRAMBLER - PULSAR (2/2) Mainboard Unscrambled Video VIDEO Sync Separator BR23 Scrambled Video MAIN INPUT DC Coupled INPUT Video processing BR21 board Scrambler Audio Selector Unscrambled Video Figure 3 : Connection Diagram Scrambler - Pulsar With loop through on scrambler Mainboard Unscrambled Video...
Page 60 Main Scr/Aux Unscr ULSAR 2 SPECIFICATIONS - Video/Audio specifications ............unchanged - DC-offset ................±0.5 V (adjustable) 3 INSTALLATION Please read this chapter carefully before installing the option. The installation procedure is only necessary when ordering this option sepa- REMARK rately.
Page 61 Main Scr/Aux Unscr ULSAR 3.2 Installing The MAIN SCR / AUX UNSCR SUBSTITUTION Boards The following jumpers on the Mainboard must be set: Bridge Function Position* BR15 Enables / Disables the Audio Selector board non-default BR16 Enables / Disables the Audio Selector board non-default BR21 Auxiliary Video Input 75 Ohm / High Impedance...
Page 62 Main Scr/Aux Unscr ULSAR If the option Stereo Coder is installed following two items must be configured: Bridge Function Position* Retrieve sync pulses of the scrambled input from VID REF Input / Down Mainboard * Down as seen from the front. Cable From Sync pulses Cable*...
Page 63 Main Scr/Aux Unscr ULSAR 4 LAYOUT 4.1 Input Configuration Split pen position AUDIO SELECTOR AUDIO INPUT SETTINGS ON THE AUDIO SELECTOR BOARD Balanced Unbalanced Audio Right 600 Ohm 10k Ohm Balanced Unbalanced Audio Left 600 Ohm 10k Ohm Page 7...
Page 64 Main Scr/Aux Unscr ULSAR 4.2 Internal Layout MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN split pen UP CONVERTER POWER SUPPLY red connector split pen DC COUPLED RF OUT CHANNEL FILTER MAIN BOARD RF AMPLIFIER ÈÇ$Éb PULSAR...
Page 65 Main Scr/Aux Unscr ULSAR 5 SETTINGS - In the AUX status the P works as in a standard configuration. ULSAR REMARK - When selecting the input, note that the item about clamping, video MAIN and modulation depth measurement in the menu is not available MODE anymore.
Page 66 Main Scr/Aux Unscr ULSAR Select the button CONFIG Select the MAIN TO AUX DELAY with the arrow. DOWN Select the delay time (between 1 and 120 seconds) with the arrow. DOWN Confirm by pressing ENTER SYSTEM STATUS LOCK CONFIG MAIN TO AUX DELAY: 005 sec selectable between 1 and 120 sec...
Page 67 Main Scr/Aux Unscr ULSAR 6 ALIGNMENT To align the P with scrambled signals. ULSAR Connect a test signal with full white (1 Vpp) to the input. Use the loop through to connect the same signal to the scrambler. The scrambler output is then connected to the input.
Page 69 Audio SubCarrier Input ULSAR OPTION: AUDIO SUBCARRIER INPUT Type: Nicam Intercarrier Input ORDER NUMBER: C9825510 1 DESCRIPTION Installation of this option into the P offers the possibility to connect an external audio subcarrier ULSAR that will be mixed with the internal vision carrier. This external carrier is used instead of or together with the internal sound carrier.
Page 70 Audio Subcarrier Input ULSAR Observe Precaution for Handling Electrostatic Sensitive Devices. Electrostatic Discharge (ESD) can damage the electronic components. Therefore it is required to work in a static-save work station. 3.2 Installing The Audio SubCarrier Board Bridges to be set on the mainboard: Bridge Function Position...
Page 71 Audio SubCarrier Input ULSAR 3.4 Closing The P ULSAR Put the bottom cover back onto the chassis. Tighten the nine screws (Torx 10) while pressing the bottom cover down. Turn the P upright. ULSAR Put the top cover onto the chassis. Tighten the nine screws (Torx 10) while pressing the top cover down.
Page 72 Audio Subcarrier Input ULSAR 4 Layout MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE Cable 5 Cable 6 AUDIO SUBCARRIER COMPOSITE IF AUX BOARD INPUT Cable 07/69 Cable 04/68 CIF IN MAIN BOARD UP CONVERTER POWER SUPPLY RF OUT CHANNEL FILTER...
Page 73 Audio SubCarrier Input ULSAR 5 SETTINGS 5.1 Settings MAIN Input Connect an audio subcarrier signal to the AUDIO SUBC MAIN input on the rear panel. The level must be within the AGC range from +37 till +50 dBmV. input. Select the M Select MODE Scroll into the...
Page 74 Audio Subcarrier Input ULSAR VID/A Sub-C FM A 5.5 MHz audio subcarrier is connected externally. Mixed with a VC of 38.9 MHz this audio subcarrier will result in an audio carrier of 33.4 MHz. If there is a Stereo Coder installed, a 5.5 MHz audio subcar- rier combined with a 5.74 MHz audio subcarrier can be con- nected.
Page 75 Audio SubCarrier Input ULSAR 5.2 Settings AUX Input SETTINGS INPUT FREQ LEVEL MODE MAIN AUTO DEFINE AUX INPUT: VID/Asub-c FM Basically, the procedure is the same. Connect now the signal to the AUDIO SUBC AUX Input on the rear panel. To do the alignment refer to chapter 6: Alignment.
Page 76 Audio Subcarrier Input ULSAR 6 ALIGNMENT 6.1 Alignment Of An FM Audio Subcarrier Connect a FM subcarrier (5.5 MHz) signal to the AUDIO SUBC input. Connect a spectrum analyzer to the RF output of the P ULSAR Check the selected S/V ratio in the LEVEL menu and on the spectrum analyzer. Select in the MODE menu the item called ASub-C GAIN.
Page 77 Composite IF Aux Input ULSAR OPTION: COMPOSITE IF AUX input AFTER LOOP (CIF) ORDER NUMBER: C9825511 1 DESCRIPTION With the option Composite IF AUX input it is possible to switch to an alternate CIF source. This source can be an IF backup or IF channel. The input is ALC (automatic level controlled) referred to the vision carrier.
Page 78 Composite IF Aux Input ULSAR 3.1 Opening The P ULSAR Unplug the power cord to turn off the P ULSAR Unscrew the nine screws (Torx 10) holding the top cover. Pull the top cover backwards and remove it. Loosen the nine screws (Torx 10) holding the bottom cover. Remove the bottom cover.
Page 79 Composite IF Aux Input ULSAR 3.4 Closing The P ULSAR Put the bottom cover back onto the chassis. Tighten the nine screws (Torx 10) while pressing the bottom cover down. Turn the P upright. ULSAR Put the top cover onto the chassis. Tighten the nine screws (Torx 10) while pressing the top cover down.
Page 80 Composite IF Aux Input ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE COMPOSITE IF AUX INPUT CIF IN MAIN BOARD UP CONVERTER POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator INPUT MODULATION...
Page 81 Composite IF Aux Input ULSAR 5 SETTINGS WARNING This option is only available as an auxiliary input. In the menu , you can select the CompIF AUX INPUT in the item DEFINE AUX INPUT. MODE Confirm by pressing ENTER If the option Audio/Video Auxiliary input is installed, the P switches automatically from...
Page 82 Composite IF Aux Input ULSAR 6 ALIGNMENT Do not forget to select the AUX input. Start with a FACTORY RECALL in the menu, to start with the default settings. Be aware CONFIG that all the settings will be lost. One can store these settings first in the user settings memory by means of the SAVE AS USER command in the menu.
Page 83 Composite IF Aux Input ULSAR Page 7...
Page 85 Video Loop Through ULSAR OPTION: VIDEO LOOP THROUGH ORDER NUMBER: C9825515 1 DESCRIPTION The option video loop through provides the P with a loop through output on the main video ULSAR input. With this option it is possible to connect other devices to the same video source. e.g. a mosaic generator.
Page 86 Video Loop Through ULSAR Cable connections to be made. Cable From Video loop through Cable Right* Main Video connector J52 on the mainboard * Right as seen from the front. In case the option Main scrambled / Aux unscrambled is installed: Bridges to be changed on the DC coupled board (see option description Main scrambled / Aux unscrambled for the location).
Page 87 Video Loop Through ULSAR 3 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE Cable 45 Cable 53 already installed Cable 62* already installed CIF IN BR21 Cable 61* UP CONVERTER POWER SUPPLY DC COUPLED * Make the connections indicated with the dashed lines when the option Main Scr/Aux Unscr is installed.
Page 89 IF Vision / IF Sond Loops ULSAR OPTION: IF VISION / IF SOUND LOOPS ORDER NUMBER: C982516 1 DESCRIPTION The IF vision signal as well as the IF sound 1 signal can be taken from the P . Another device ULSAR will use these IF signals (or one of them) and put the processed signal back to the P .
Page 90 IF Vision / IF Sound Loops ULSAR Cable connections to be made Cable From Left* IF Vision connector (In) J44 on the mainboard IF Vision Input cable (n° 44) Right* Vision connector IF Vision Output cable (n° 43) J43 on the mainboard (Out) *Left and right as seen from the front.
Page 91 IF Vision / IF Sond Loops ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE Cable 40 Cable 38 CIF IN UP CONVERTER POWER SUPPLY Cable 44 Cable 43 MAIN BOARD RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb...
Page 93 Reference Carrier Input ULSAR OPTION: REFERENCE CARRIER INPUT ORDER NUMBER: C9825570 1 DESCRIPTION If this option is installed, the output frequency is referred to an external reference which will provide higher frequency stability. It will also be possible to lock a group of modulators to one reference. The possible external reference frequencies are 6, 7, 8 and 10 MHz.
Page 94 Reference Carrier Input ULSAR 3.2 Installing The Reference Carrier Board If needed, solder the three pins of the two supporting plates in the correct place. (see layout diagram) Cable connections to be made. Cable From Reference Input Cable REF IN connector J2 on the optional board Remove from J21 on the main- Connect this end to J5 on the...
Page 95 Reference Carrier Input ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN Already installed power supply cable to install additional options in the future MAIN BOARD UP CONVERTER POWER SUPPLY Supporting plates RF OUT CHANNEL FILTER...
Page 96 Reference Carrier Input ULSAR 5. SETTINGS The default situation is the selection of the internal 10 MHz reference carrier. Select in the CONFIG menu the item CONFIG REF CARR INPUT. Scroll with the arrow until INTERNAL DOWN appears. Confirm with ENTER However, it is possible to select an external reference carrier input.
Page 97 Separate IF Outputs ULSAR OPTION: SEPARATE IF OUTPUTS ORDER NUMBER: C9825580 (BG / I / DK, 75 Ohm) C9825581 (BG / I / DK, 50 Ohm) 1 DESCRIPTION With this option separated vision IF and Sound IF outputs are available. The composite IF output will be no longer available but the connectors on the rear panel get another function.
Page 98 Separate IF Outputs ULSAR 3 INSTALLATION Please read this chapter carefully before installing the option. The installation procedure is only necessary when ordering this option sepa- REMARK rately. When ordering a P with Separate IF Outputs, the installation has ULSAR already been carried out during production.
Page 99 Separate IF Outputs ULSAR Cable connections to be made. Cable From J6 on the Sep IF output board J2 on the interconnection board Power supply cable 1 (yellow) J21 on the mainboard (already Power supply cable 2 (pre- J1 on the interconnection board installed) installed) J5 on the Separate IF Outputs...
Page 100 Separate IF Outputs ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE Bridges sound Seperate IF Connection carrier 1 outputs board board Cable 94 Cable 34 Cable 92 Bridges sound carrier 2 CIF IN MAIN BOARD UP CONVERTER...
Page 101 Separate IF Outputs ULSAR 5 ALIGNMENT Start the alignment with executing FACTORY RECALL in the menu. CONFIG SYSTEM STATUS LOCK CONFIG FACTORY RECALL: EXECUTE After a factory recall the three output levels are put on +40 dBmV. It is possible to do some fine tuning with the potentiometer P2 and P1 in case of a dual sound carrier system.
Page 102: Top View
Separate IF Outputs ULSAR 6 SETTINGS After installing this option the display concerning the Sound / Vision ratio in the menu will be LEVEL changed. 6.1 MONO P ULSAR The default setting for the S/V ratio is 0 dB with a range from 0 to -15 dB. SETTINGS FREQ LEVEL...
Page 103 Separate IF Outputs ULSAR 6.2 STEREO P ULSAR In a standard configuration it is not possible to change S/V1 and S/V2 separately. With the Separate IF Outputs the S/V ratios can be set individually. The default setting for the S/V ratios is 0 dB with a range from 0 to -15 dB for both. Both S/V ratios can be attenuated 10 dB by changing some bridges.
Page 105 Vision Carrier Reference Input ULSAR OPTION: VISION CARRIER REFERENCE INPUT ORDER NUMBER: C9825576 1 DESCRIPTION If this option is installed, the output frequency is referred to an external connected Vision Carrier Reference which will provide higher frequency stability. Also the sound carrier IF frequency is related to this external reference signal.
Page 106 Vision Carrier Reference Input ULSAR 3.1 Opening The P ULSAR Unplug the power cord to turn off the P ULSAR Unscrew the nine screws (Torx 10) holding the top cover. Pull the top cover backwards and remove it. Loosen the nine screws (Torx 10) holding the bottom cover. Remove the bottom cover.
Page 107 Vision Carrier Reference Input ULSAR 4 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN Already installed power supply cable to install additional options in the future MAIN BOARD UP CONVERTER POWER SUPPLY Supporting plates RF OUT CHANNEL FILTER...
Page 108 Vision Carrier Reference Input ULSAR 5. SETTINGS The default situation is the selection of the internal reference carrier. Select in the menu the CONFIG item CONFIG VIS CARR REF INPUT. Scroll with the arrow until INTERNAL appears. DOWN Confirm with ENTER However, it is possible to select an external reference carrier.
Page 109 Data Line Decoder ULSAR OPTION: DATA LINE DECODER ORDER NUMBER: C9825648 (Plug in version) C9825649 (In combination with the option Main Scrambled / Aux Un scrambled) 1 DESCRIPTION with this built-in option can use the information on video line 16 to switch the stereo coder in ULSAR the correct sound mode: stereo, dual sound or mono.
Page 110 Data Line Decoder ULSAR Bridges to be set on the optional board. Bridge Function Position* Defines if the option is used with or without the option mains scram- Default bled / auxiliary unscrambled input * The marked position is the default position. Case 2 : Data Line Decoder with the option main scrambled / aux unscrambled.
Page 111 Data Line Decoder ULSAR 2.4 Closing The P ULSAR Put the bottom cover back onto the chassis. Tighten the nine screws (Torx 10) while pressing the bottom cover down. Turn the P upright. ULSAR Put the top cover onto the chassis. Tighten the nine screws (Torx 10) while pressing the top cover down.
Page 112 Data Line Decoder ULSAR 3 LAYOUT 3.1 Without The Option Main Scrambled / Auxiliary Unscrambled MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN UP CONVERTER POWER SUPPLY DATA LINE DECODER MAIN BOARD RF OUT CHANNEL FILTER RF AMPLIFIER...
Page 113 Data Line Decoder ULSAR 3.2 With The Option Main Scrambled / Auxiliary Unscrambled MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE DATA LINE DECODER BR21 CIF IN BR15 BR16 UP CONVERTER POWER SUPPLY BR24 BR23 DC COUPLED BR26...
Page 114 Data Line Decoder ULSAR 4 SETTINGS When the option Data Line Decoder is installed an additional item in the Sound Coder Control will be available. The options are : STEREO DUAL SOUND MONO MONO + P REMOTE DATA LINE The mode can be selected in the menu MODE. With the left and right arrow one can move through the different menu’s.
Page 115 Reference Carrier Output ULSAR OPTION: REFERENCE CARRIER OUTPUT ORDER NUMBER: VOPT5014 With BNC 50 Ohm Connector VOPT5015 With BNC 75 Ohm Connector VOPT5016 With F 75 Ohm Connector (kit C9825590) 1 DESCRIPTION In a P an additional ouput can be installed to have the reference carrier available at the rear ULSAR panel.
Page 116 Reference Carrier Output ULSAR 4 LAYOUT Replace with the label REF OUT. MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN UP CONVERTER MAIN BOARD POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator...
Page 117 Reference Carrier Output ULSAR Page 3...
Page 119 Vision Reference Carrier Output ULSAR OPTION: Vision Carrier Reference Output ORDER NUMBER: VOPT5003 With F 75 Ohm Connector VOPT5004 With BNC 50 Ohm Connector VOPT5013 With BNC 75 Ohm Connector 1 DESCRIPTION In a P an additional output can be installed to have the unmodulated vision carrier available at ULSAR the output.
Page 120 Vision Reference Carrier Ouput 3 LAYOUT MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE CIF IN MAIN BOARD UP CONVERTER POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR TV Modulator INPUT SETTINGS MODULATION SYSTEM RF TEST...
Page 121 Dual Composite IF Outputs ULSAR OPTION: Dual Composite IF Outputs ORDER NUMBER: C9825685 KIT DUAL CIF OUT BG B50 C9825686 KIT DUAL CIF OUT BG B75 C9825687 KIT DUAL CIF OUT BG F75 1. DESCRIPTION The dual composite IF outputs option provides a second CIF output. The connector carrying the second CIF is located at the rear panel (IFS2 output position) and relabeled ‘...
Page 122 Dual Composite IF Outputs ULSAR Installation Two different locations to install the board will be described: Installation on the COMP IF AUX IN position. Installation on the AUDIO SUBC/BTSC Encoder position. Before changing or removing something in the P , remove the power ULSAR cord to switch off the power supply Opening the P...
Page 123 Dual Composite IF Outputs ULSAR 3.1.2 Installation On The Audio Subc Position The installation on this position is only carried out if the default position, namely the CIF Aux Input location , is already occupied. Consequently, it is not possible anymore to install a BTSC encoder option or Audio Subcarrier Board because the available space inside the unit will be occupied by the CIF Aux Input Board, the Dual CIF Outputs Board and the Interconnection Board.
Page 124 Dual Composite IF Outputs ULSAR 4. INTERNAL LAYOUT Installation On The CIF AUX IN Position With The Audio Subcarrier Board Installed MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE DUAL CIF AUDIO SUBCARRIER BOARD OUTPUT CIF IN MAIN BOARD...
Page 125 Dual Composite IF Outputs ULSAR Installation On The CIF AUX IN Position MAIN CONTROL & STATUS VIDEO SUBC IFs2 AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE DUAL CIF OUTPUTS CIF IN MAIN BOARD UP CONVERTER POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER ÈÇ$Éb PULSAR...
Page 126 Dual Composite IF Outputs ULSAR Installation On The Audio Subcarrier/BTSC Encoder Position MAIN CONTROL & STATUS VIDEO SUBC AUDIO VIDEO MAIN INPUTS AUDIO COMP FUSE DUAL CIF COMPOSITE IF AUX OUTPUTS INPUT CIF IN MAIN BOARD UP CONVERTER POWER SUPPLY RF OUT CHANNEL FILTER RF AMPLIFIER...

Barco PULSAR BG User Manual

1 General Description

2 Specifications

Internal Layout

4 Installation

5 Operation

6 Installation Filter Module

7 Options

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Summary of Contents for Barco PULSAR BG

Table of Contents